Panasonic WU-144MF1U9E ECOi/VRF Systems Indoor Unit Installation Manual - Page 60

3-56. Removing and Attaching the Front Panel (Floor Standing Type) NOTE A dew-prevention heater is secured behind the front panel. When removing or attaching the panel, take care not to damage the lead wire to the heater. How to remove the front panel (1) Remove the 2 screws at the lower part of the front panel. (2) Holding A at the upper right of the unit, push up at B at the lower right of the panel. The right side of the front panel is removed. Then remove the left side of the front panel following the same procedure. (3) Cut off the binding strap to loosen the glass fiber tube. (4) Disengage the lead-wire connector from the dewprevention heater by pressing the tab. (5) Remove the string connecting the front panel of the unit by unhooking it from the fixture attached to the panel. How to attach the front panel (1) Hook the string to the fixture of the front panel. (2) Expose the tip of the dew-prevention heater from the glass fiber tube in order to make connection smoothly. (3) Connect the lead-wire connector to the dew- prevention heater until the click sounds. (4) After the connection, tighten the glass fiber tube nearby connected area inside the tube with the binding strap. (5) Align the slots at the lower part of the front panel to the tabs at the lower part of the indoor unit and put the upper trim tab of the front panel on the groove of the unit. Then press down the panel. (6) Insert the 2 screws at the lower part of the front panel. A Front panel B Tab Side panel Fig. 3-180 Removing the front panel Attaching the front panel 1 Connect each other. 1 Cut off the both binding straps. 2 Expose the tip 3 Disengage the of the dew- lead-wire prevention connector from heater from the the dew- glass fiber tube. prevention heater. 2 Expose the tip 3 Tighten the of the dew- glass fiber tube prevention with the binding heater from the strap at both glass fiber tube. side. Fixture Dew-prevention heater String Lead-wire connector (4P WHT) Front panel Fig. 3-181 Rear-tube outlet 3-57. Installing the Refrigerant Tubing (1) When connecting the gas tube use the supplied tubing. (2) Tubes can be extended in 2 directions: downward and at rear. For Floor Standing type • When a rear tube is required, it can run through the rear-tube outlet of the rear panel. • When a downward tube is required, refer to the opening dimensions shown in Fig. 3-182. Holes for fixing the unit to the floor 6-37/64" Fig. 3-182 6-31/32" Refrigerant tubing space for downward tubing 60 73'@*OEPPS@64JOEC